21498897392

素因数分解:

$2^4\times 7^2\times {\mathrm{229}}^1\times {\mathrm{119747}}^1$

素因数の和:119998

約数の個数: 60

約数和(自身を含む): 48666784680

約数和(自身を除く): 27167887288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 229, 392, 458, 784, 916, 1603, 1832, 3206, 3664, 6412, 11221, 12824, 22442, 25648, 44884, 89768, 119747, 179536, 239494, 478988, 838229, 957976, 1676458, 1915952, 3352916, 5867603, 6705832, 11735206, 13411664, 23470412, 27422063, 46940824, 54844126, 93881648, 109688252, 191954441, 219376504, 383908882, 438753008, 767817764, 1343681087, 1535635528, 2687362174, 3071271056, 5374724348, 10749448696, 21498897392]

約数ペア:

[(1, 21498897392), (2, 10749448696), (4, 5374724348), (7, 3071271056), (8, 2687362174), (14, 1535635528), (16, 1343681087), (28, 767817764), (49, 438753008), (56, 383908882), (98, 219376504), (112, 191954441), (196, 109688252), (229, 93881648), (392, 54844126), (458, 46940824), (784, 27422063), (916, 23470412), (1603, 13411664), (1832, 11735206), (3206, 6705832), (3664, 5867603), (6412, 3352916), (11221, 1915952), (12824, 1676458), (22442, 957976), (25648, 838229), (44884, 478988), (89768, 239494), (119747, 179536)]